Overview
The TPS2064CDGN-2 is a dual-channel, current-limited power switch produced by Texas Instruments. This device is part of the TPS20xxC family, designed to provide reliable and efficient power management in various applications. It features a high-side N-channel MOSFET with a low on-resistance, making it suitable for handling heavy capacitive loads and short-circuit conditions. The TPS2064CDGN-2 is particularly useful in systems requiring robust overcurrent protection and controlled power switching.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Operating Current | 1.5 | A |
| Input Voltage Range | 4.5 to 5.5 | V |
| On-Resistance (rDS(on)) | 70 to 112 | mΩ |
| Current Limit Tolerance | ±20% | |
| Short-Circuit Response Time | 2 | µs |
| Operating Junction Temperature | –40 to 125 | °C |
| Package Type | MSOP-8 | |
| Body Size | 3.00 mm × 3.00 mm | |
| Enable Input | High | |
| Output Discharge | No |
Key Features
- Accurate ±20% current limit tolerance
- Fast overcurrent response time of 2 µs (typical)
- 70-mΩ (typical) high-side N-channel MOSFET
- Reverse current blocking when disabled
- Output discharge when disabled (not applicable for TPS2064CDGN-2)
- Built-in softstart to minimize current surges during turn-on and turn-off
- Deglitched fault reporting (FLT)
- Pin-for-pin compatibility with existing TI switch portfolio
Applications
- USB ports or hubs
- Laptops and desktops
- High-definition digital TVs
- Set-top boxes
- Short circuit protection in various electronic devices
Q & A
- What is the maximum operating current of the TPS2064CDGN-2?
The maximum operating current is 1.5 A.
- What is the input voltage range for the TPS2064CDGN-2?
The input voltage range is from 4.5 V to 5.5 V.
- What is the typical on-resistance of the TPS2064CDGN-2?
The typical on-resistance is 70 mΩ to 112 mΩ.
- How fast is the overcurrent response time of the TPS2064CDGN-2?
The overcurrent response time is typically 2 µs.
- Does the TPS2064CDGN-2 have output discharge when disabled?
No, the TPS2064CDGN-2 does not have output discharge when disabled.
- What is the operating junction temperature range of the TPS2064CDGN-2?
The operating junction temperature range is from –40°C to 125°C.
- What package type is the TPS2064CDGN-2 available in?
The TPS2064CDGN-2 is available in an MSOP-8 package.
- What are some common applications for the TPS2064CDGN-2?
Common applications include USB ports or hubs, laptops, desktops, high-definition digital TVs, and set-top boxes.
- Does the TPS2064CDGN-2 have built-in softstart?
Yes, the TPS2064CDGN-2 has built-in softstart to minimize current surges during turn-on and turn-off.
- Is the TPS2064CDGN-2 compatible with existing TI switch portfolios?
Yes, it is pin-for-pin compatible with existing TI switch portfolios.
